Rearranged the check for difficult intervals to avoid a divide by zero when intervalArea is zero.
Rearranged the check for difficult intervals to avoid a divide by zero when intervalArea is zero.
evolvedmicrobe/beast-mcmc,danieljue/beast-mcmc,danieljue/beast-mcmc,evolvedmicrobe/beast-mcmc,danieljue/beast-mcmc,danieljue/beast-mcmc,evolvedmicrobe/beast-mcmc,evolvedmicrobe/beast-mcmc,evolvedmicrobe/beast-mcmc,danieljue/beast-mcmc